KR101879970B1 - Double-sided toy car - Google Patents

Abstract

A two-sided vehicle toy comprising a vehicle body (1), a drive system, a power transmission device, a follower group (2) and a first drive wheel group and a second drive wheel group, the power transmission device comprising a turn- A power transmission gear 7 and a first output gear 8 and a second output gear 9. The power transmission gear 5 is connected to the rotary shaft 11 of the motor 10 And an axial gear 51 protruding in the axial direction is provided on the direction changing gear 5. The axial gear 51 is connected to the first gear 61 of the double gear 6, The double gear 6 is disposed at a position between the first output gear 8 and the second output gear 9 and implements the power transmission of the motor 10 through the double gear 6, The first output gear 8 and the second gear 62 of the double gear 6 are transmitted through the coupling of the power transmission gear 7 and the second output gear 9 is connected to the double gear 6 ) Of the second The double-sided automotive toy is disclosed to achieve a 62 and the direct drive transmission combined with each other value. Double-sided car toys are more sophisticated in design, stronger in application, and more effective in improving the performance of double-sided car toys, thus giving more abundant game methods and interest to double-sided car toys.

Description

{DOUBLE-SIDED TOY CAR}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automobile toy, and more particularly to a two-sided automobile toy.

Conventional automobile toys include many kinds of automobiles, and there are general automobile toys in which a front wheel and a rear wheel are installed in a bottom portion of a vehicle body, and also a toddler automobile toy in which an auxiliary wheel is additionally provided above a vehicle body, A special function type car toy in which the front wheel and the rear wheel of the bottom portion are provided with a diameter larger than the thickness of the vehicle body have been developed. These automobile toys include a rear wheel designed as a driving wheel and a front wheel designed as a follower; A configuration in which both the front wheel and the rear wheel are designed as driving wheels, i.e., a conventional four-wheel drive type toy car; Or a collapsing car The auxiliary wheel of the toy is provided as a follower. Among them, the general automobile toy can not travel after the overturning, whereas the overturning automobile toy is overturned for the return to the home position automatically by the combination operation of the auxiliary wheel and the front wheel / rear wheel mounted thereon after the overturning In the case of a special-function toy, there is a problem that the driving direction can be changed to the reverse direction although the vehicle can continue to run even after the overturning has occurred. All of the above-mentioned automobile toys can not achieve the purpose of continuously advancing and traveling while maintaining a stable state after the vehicle body is overturned, and the automobile toys can realize running on a special rail body such as a single upper rail and a single lateral rail none.

The object of the present invention is to provide a two-sided car toy capable of designing a power transmission device so that its design is compact and its structure is compact, do.

According to an aspect of the present invention, there is provided a double-sided toy car comprising: a body; A driving device and a power transmission device provided in a vehicle body; A follower group installed at one end of the body; A double-sided car toy installed at the other end of a vehicle body and including a pair of first drive wheels and a pair of second drive wheels protruding to upper and lower portions of a vehicle body, And a first output gear and a second output gear provided on the wheel shafts of the two pairs of drive wheels, wherein the rotation direction gear and the rotation axis gear of the motor in the drive device are engaged with each other, Wherein the axial gear is engaged with the first gear of the double gear, the double gear being located between the first output gear and the second output gear, And the power transmission gear is coupled between the first output gear and the second gear of the double gear through the first output gear and the second output gear, To the power transmission is made, the second output gear is engaged with each other by the second gear of the double gear is in direct configuration, the power transmission to occur.

The rotation shaft is provided in the middle of the double gear so that the power transmission apparatus is applied not only to a general double-sided car toy but also to a double-sided car toy capable of automatically adjusting the elasticity of two pairs of drive wheels, And the rotary shaft is mounted to the shaft hole or the groove so that the double gear can be rotated about the rotary shaft or the double gear rotates about the rotary shaft while being movable within the range of the groove hole .

The direction changing gears of the present invention are variously designed and can be designed as follows. Wherein the rotary gear is a crown gear and the rotary shaft gear is designed to correspond to a crown gear of a crown gear to be engaged with each other and the axial gear is provided on the rear surface of the crown gear, Can be achieved. The directional gear is a worm, and the rotary shaft gear is designed to correspond to a worm gear that meshes with the worm. The axial gear is provided at one end of the worm, As shown in FIG. Also, the direction switching gear is a first helical gear, and the rotary shaft gear is designed to correspond to a second helical gear constituting an axial crossing with the first helical gear, 1 helical gear, but it may be provided coaxially with the first helical gear.

In order that the rotational speeds of the first drive wheel group and the second drive wheel group become the same so that the double-sided car toy is applied to the double-sided rail running, the power transmission gear has a modulus of the modulus of the second gear of the double gear It is set to be the same gear.

It is possible to adjust the distance between the two pairs of drive wheels by installing the power transmitting gear according to the distance of the distance from the drive unit. Here, if the distance is long, at least one power transmission gear may be provided between the first output gear and the second output gear and between the second gear of the double gear. However, in the case of the first drive wheel and the second drive wheel In order to secure anisotropic rotation, the difference between the amount of power transmission gear at the position of the first output gear and the amount of power transmission gear at the position of the second output gear is set to an odd number.

According to another technical solution, it is possible to change the distance between the two pairs of drive wheels by installing a plurality of double gears. For example, the double gear may include two gears, such as a first double gear and a second double gear, and the first gear of the first double gear and the first gear of the second double gear may all include the axial gear The second gear of the first double gear and the first output gear are meshed with each other, the second gear of the second double gear and the power transmission gear are meshed with each other, And the second output gear are meshed with each other.

Wherein the first drive wheel is installed at a rear lower end of the vehicle body so as to be able to travel on a special rail body such as a single upper rail or a single side rail and is protruded to a lower portion of the vehicle body, The wheel spacing of the two drive wheels of the first drive wheel and the wheel spans of the two drive wheels of the second drive wheel are all set equal to the wheel spans of the two follower wheels of the follower wheel group do. Similarly, the follower group includes a pair of first follower wheels and a pair of second follower wheels, the first follower projecting to the lower portion of the vehicle body, the second follower projecting to the upper portion of the vehicle body, The wheel spacing of the two followers of the first follower wheel is the same as the wheel spacing of the two followers of the second follower wheel. Of course, the follower group of the present invention may be only a pair of follower wheels or a plurality of follower wheels.

Wherein the power transmission device includes a direction switching gear, at least one double gear, a power transmission gear, a first output gear and a second output gear provided on the wheel shafts of two pairs of drive wheels, The axial gear of the motor is engaged with the first gear of the double gear, the double gear is engaged with the first output Wherein the second gear is disposed between the first output gear and the second output gear, the power of the motor is transmitted to the first output gear and the second output gear through the double gear, and between the first output gear and the second gear of the double gear, And the second output gear is directly meshed with the second gear of the double gear so that power transmission is performed It is enemy.

The present invention uses a power transmission device composed of a direction switching gear, a double gear, a power transmission gear, a first output gear and a second output gear provided on two pairs of drive wheels, thereby simplifying the design of the entire power transmitting device And the structure can be made compact, thereby greatly reducing the space of the vehicle body. By using the double gear as a bridge, the power of the motor is transmitted to the two pairs of drive wheels, thereby reducing the number of the direction change gears. Also, due to the combination of the plurality of direction change gears and the motor rotation shaft, Respectively. In addition, the double gear is provided at a position between the first output gear and the second output gear so that the height direction space of the double-sided car toy is sufficiently utilized, the width of the vehicle body is not further increased, The two-sided toy car of the present invention is more sophisticated and beautiful than the two-sided toy car of the present invention. Further, the power transmission apparatus can be used for different sizes of the vehicle body, and the distance between the directional gear and the output gear can be smoothly changed by increasing or decreasing the number of double gears, The distance between the two drive wheels can be adjusted or changed, so that it is possible to achieve the object of applying to a double-sided car toy of a different size, so that the applicability is strong. In addition, the rotation shaft of the double gear may be fixed to the vehicle body so as not to move, or may slide smoothly within a predetermined distance on the vehicle body. As a result, the double gear can be moved, - Can be applied to double-sided car toys that are suitable for collapsible and undulating road surface or anisotropic rail running. Further, since the wheel intervals of the two drive wheels of the first drive wheel and the two drive wheels of the second drive wheel are all the same as the wheel distances of the two followers of the follower group, The contact points of the wheels and the rail surface can be connected to form a rectangular shape. Therefore, the double-sided car toy can be operated on the rail body having only the upper rail side or only the side rail side, and the special function effect is provided. The interest of the double-side car toy is further improved, The freedom of assembly and creativity of the rail body toys was also enhanced. The above-mentioned double-sided car toy has a more sophisticated design, strong applicability, a high performance-price ratio, an improved performance of the double-sided car toy, and a richer game style and interest for the double-sided toy car.

BRIEF DESCRIPTION OF THE DRAWINGS FIG.

1 is a schematic diagram of the three-dimensional structure of the present invention.
Fig. 2 is a schematic diagram of the decomposition structure of the present invention. Fig.
3 is a schematic diagram of the three-dimensional structure of the first type power transmission apparatus of the present invention.
Fig. 4 is a schematic diagram illustrating the decomposition structure of the first type power transmission apparatus of the present invention. Fig.
5 is a three-dimensional structural schematic diagram of the second type power transmission apparatus of the present invention.
6 is a three-dimensional structure diagram of the third type power transmission apparatus of the present invention.
7 shows a special rail body according to the present invention.

As shown in Figs. 1 to 6, the two-sided toy car of the present invention comprises a body 1; A driving device and a power transmission device provided in the vehicle body 1; A follower group (2) provided at one end of the vehicle body (1); And a pair of first drive wheels 3 and a pair of second drive wheels 4 which are installed at the other end of the vehicle body 1 and protruded to the upper and lower portions of the vehicle body 1, respectively. Here, the power transmission device includes a direction switching gear 5, a double gear 6, a power transmission gear 7, a first output gear 8 and a second output gear 8 disposed on the wheel axles of two pairs of drive wheels The directional gear 5 and the rotary shaft 11 of the motor 10 are engaged with each other. An axial gear 51 protruding in the axial direction is provided on the direction changing gear 5, The axial gear 51 meshes with the first gear 61 of the double gear 6 and the double gear 6 meshes with the first output gear 8 and the second output gear 9, The power of the motor 10 is transmitted to the first output gear 8 and the second output gear 9 via the double gear 6 and the first output gear 8 and the double gear 6 And the second output gear 9 is directly connected to the second gear 62 of the double gear 6 via the power transmission gear 7, The power transmission is mutually interlocked. Lure. The design of the entire power transmission device can be made simpler, more complicated, and the structure can be made more compact, thereby greatly reducing the space of the vehicle body and realizing a more elaborate design of the vehicle body 1 of the automobile toy. The number of the direction changing gears 5 is reduced by transmitting the power of the motor 10 to the two pairs of drive wheels by using the double gear 6 as a bridge, The engagement of the rotary shaft gears 11 effectively solves the problem of energy consumption and acceleration of the life of the motor 10. In addition, the height direction space of the double-sided car toy is fully utilized, the width of the vehicle body is not additionally increased, and the double-sided toy car of the present invention is more refined and beautiful than the conventional double- Do.

≪ Example 1 >

As shown in Figs. 1 to 4, the power transmitting apparatus of the present embodiment includes one turning gear 5, one double gear 6, one power transmitting gear 7, a first output gear 8 and a second output gear 9. As shown in Fig. The directional gear 5 is a crown gear and the rotary shaft gear 11 is designed to correspond to a crown tooth 52 of the crown gear to be engaged with each other, It is installed on the rear side of the gear but coaxial with the crown gear. The first gear 61 and the axial gear 51 of the double gear 6 are meshed with each other and the pinion gear of the double gear 6 (that is, the second gear 62) The second output gear 9 is mounted on the wheel axle of the second drive wheel 4 and the second drive wheel 4 is mounted on the rear upper portion of the vehicle body 1, And the lower end of the pinion gear (that is, the second gear 62) of the double gear 6 and the power transmission gear 7 are engaged with each other, The power transmission gear 7 meshes with the first output gear 8 and the first output gear 8 is provided on the wheel axle of the first drive wheel 3 and the first drive wheel 3 And two drive wheels which are provided at the rear lower portion of the vehicle body 1 and protrude to the lower portion of the vehicle body 1. [ The wheel interval of the two drive wheels of the first drive wheel 3 of the vehicle body 1 and the wheel distances of the two drive wheels of the second drive wheel 4 are the same and the follower group 2 of the vehicle body 1 The first follower wheel 21 protrudes to a lower portion of the vehicle body 1 and the second follower wheel 22 is provided with a pair of first followers 21 and a pair of second followers 22, Wheel distances of the two followers of the first follower wheel 21 and the two followers of the second follower 22 are the same. The wheel interval of the follower wheel is also the same as the wheel interval of the drive wheel. Therefore, the double-sided car toy can be run only in the rail body provided with only the upper rail face, as shown in the position of the marker A in Fig. 7; It is also possible to travel in a rail body provided with only the lateral rail surface, as shown in FIG. 7 where the indicator B is located. It is interesting because of the special effects.

≪ Example 2 >

5, the power transmitting apparatus of the present embodiment includes one turning gear 5, one double gear 6, three power transmitting gears 7, a first output gear 8, And a second output gear (9). The directional gear 5 is a crown gear and the rotary shaft gear 11 is designed to correspond to the crown tooth 52 of the crown gear to be engaged with each other. It is installed on the back but coaxial with crown gear. The first gear 61 and the axial gear 51 of the double gear 6 are meshed with each other and the pinion gear of the double gear 6 (that is, the second gear 62) The second output gear 9 is mounted on the wheel axle of the second drive wheel 4 and the second drive wheel 4 is mounted on the rear upper portion of the vehicle body 1, And the lower end of the pinion gear (that is, the second gear 62) of the double gear 6 is connected to one of the power transmission gears 7 And the power transmission gear 7 meshes with the second power transmission gear 7 and the second power transmission gear 7 meshes with the third power transmission gear 7, And the third power transmission gear 7 and the first output gear 8 are meshed with each other. The first output gear 8 is provided on the wheel axle of the first drive wheel 3 and the first drive wheel 3 is provided on the rear lower portion of the vehicle body 1 and two Driving wheel. In order to ensure anisotropic rotation of the first drive wheel group 3 and the second drive wheel group 4, the number of power transmission gears 7 must be an odd number.

≪ Example 3 >

6, the power transmitting apparatus of this embodiment includes one turning gear 5, a first double gear 6A and a second double gear 6B, one power transmitting gear 7, And includes a first output gear 8 and a second output gear 9. The directional gear 5 is a crown gear and the rotary shaft gear 11 is designed to correspond to the crown tooth 52 of the crown gear to be engaged with each other. It is installed on the back but coaxial with crown gear. The first gear 6A1 of the first double gear 6A and the lower end of the axial gear 51 mesh with each other and the pinion gear of the first double gear 6A And the first output gear 8 are meshed with each other and the first output gear 8 is provided on the wheel axle of the first drive wheel 3 and the first drive wheel 3 is connected to the vehicle body 1 , Two drive wheels protruding to a lower portion of the vehicle body 1; The first gear 6B1 of the second double gear 6B and the upper end of the axial gear 51 mesh with each other and the pinion gear of the second double gear 6B And the power transmission gear 7 are engaged with the second output gear 9 and the second output gear 9 is engaged with the second output gear 9, The second drive wheel 4 is installed on the rear upper portion of the vehicle body 1 and is two drive wheels protruding to the upper portion of the vehicle body 1. [

Although the present invention has been described with reference to specific embodiments, the foregoing description is not meant to limit the present invention. Other modifications of the disclosed embodiments with reference to the description of the invention are contemplated at the level of ordinary skill in the art and are, of course, within the scope of the appended claims.

Claims (10)

A vehicle body 1; A driving device and a power transmission device provided in the vehicle body 1; And a follower group (2) provided at one end of the vehicle body (1); A pair of first drive wheels 3 and a pair of second drive wheels 4 installed at the other end of the vehicle body 1 and protruding to the upper and lower portions of the vehicle body 1; In the double-sided car toy,
The power transmission device includes a direction switching gear 5, at least one double gear 6, a power transmission gear 7, a first output gear 8 provided on the wheel axle of two pairs of drive wheels, (9)
The direction changing gear 5 and the rotary shaft gear 11 of the motor 10 of the driving device are engaged with each other,
The directional gear 5 is provided with an axial gear 51 protruding in the axial direction. The axial gear 51 meshes with the first gear of the double gear,
The double gear is disposed between the first output gear and the second output gear, and transmits the power of the motor to the first output gear and the second output gear through the double gear,
Power transmission is made between the first output gear and the second gear of the double gear through engagement of the power transmission gear,
And the second output gear is directly meshed with the second gear of the double gear to transmit power. The method according to claim 1,
A rotation shaft is provided in the middle of the double gear,
Shaft holes or groove holes are provided correspondingly on both sides of the inside of the vehicle body,
Wherein the rotation shaft is mounted to the shaft hole or the groove hole such that the double gear can rotate about the rotation shaft or the double gear rotates around the rotation shaft while being movable within the groove hole range. 3. The method according to claim 1 or 2,
The direction changing gear 5 is a crown gear,
The rotary shaft gear 11 is designed to correspond to a crown tooth 52 of a crown gear,
Wherein the axial gear (51) is installed on the rear surface of the crown gear, and is coaxial with the crown gear. 3. The method according to claim 1 or 2,
The direction switching gear 5 is a worm,
The rotary shaft gear 11 is designed to correspond to a worm gear meshing with the worm,
Wherein the axial gear (51) is installed at one end of the worm but coaxial with the worm. 3. The method according to claim 1 or 2,
The direction changing gear 5 is a first helical gear,
The rotary shaft gear (11) is designed to be composed of a second helical gear which crosses an axis with the first helical gear,
Wherein the axial gear (51) is provided on one surface of the first helical gear, and is coaxial with the first helical gear. 3. The method according to claim 1 or 2,
The power transmission gear (7)
Wherein the modulus is the same gear as the modulus of the second gear (62) of the double gear (6) so that the rotational speeds of the first output gear and the second output gear are the same. 3. The method according to claim 1 or 2,
At least one power transmission gear is provided between the first output gear 9 and the second output gear 9 and the second gear 62 of the double gear 6,
Wherein a difference between an amount of power transmission gear where the first output gear is located and an amount of power transmission gear where the second output gear is located is an odd number. The method according to claim 1,
The double gear includes two combined gears defined by a first double gear 6A and a second double gear 6B,
The first gear 6A1 of the first double gear 6A and the first gear 6B1 of the second double gear 6B are engaged with the axial gear 51,
The second gear 6A2 of the first double gear 6A and the first output gear 8 are meshed with each other,
The second gear 6B2 of the second double gear 6B and the power transmission gear 7 are meshed with each other,
Wherein the power transmission gear (7) and the second output gear (9) are engaged with each other. The method according to claim 1,
The first drive wheel 3 is installed at the rear lower end of the vehicle body 1 and projects to the lower portion of the vehicle body 1,
The second drive wheel 4 is installed at the rear upper end of the vehicle body 1 and protrudes to the upper portion of the vehicle body 1,
The wheel intervals of the two drive wheels of the first drive wheel 3 and the two drive wheels of the second drive wheel 4 are all the same as the wheel distances of the two follower wheels of the follower wheel group 2 Double sided car toys. The method according to claim 1,
The follower group (2) includes a pair of first follower wheels (21) and a pair of second follower wheels (22)
The first driven wheel 21 protrudes to the lower portion of the vehicle body 1, the second driven wheel 22 protrudes to the upper portion of the vehicle body 1,
Wherein the wheel spacing of the two followers of the first follower wheel (21) is the same as the wheel spacing of the two followers of the second follower wheel (22).

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